ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 G43.E01

Billable / Specific

Chronic migraine with aura, not intractable, with status migrainosus

G43
Block
0
Synonyms
449
LCDs
20
Payer Policies
21
Linked CPTs

About ICD-10-CM G43.E01

ICD-10-CM code G43.E01 represents Chronic migraine with aura, not intractable, with status migrainosus. This is a billable/specific code in the Nervous System chapter (block G43). The 2026 edition of ICD-10-CM G43.E01 became effective on October 1, 2025.

Medicare LCD Coverage for G43.E01

Local Coverage Determinations (LCDs) from CMS MACs that list G43.E01 as a covered diagnosis.

449 LCDs

Showing top 10 of 449 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8918 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8936 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8910 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT 70548 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8913 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8912 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8914 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT 70547 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8901 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8902 →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing G43.E01.

20 policies

5 Medicare

Billing and Coding: Home Health Occupational Therapy
Policy ID: ART-53057
Billing and Coding: Visual Fields Testing
Policy ID: ART-56551
Billing and Coding: Nerve Conduction Studies and Electromyography
Policy ID: ART-56619
Billing and Coding: Magnetic Resonance Angiography
Policy ID: ART-56775
Billing and Coding: Botulinum Toxin Injections
Policy ID: ART-57185

CPT Codes Commonly Billed with G43.E01

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

21 linkages
  • 46505 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64647 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 43201 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64645 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 43236 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • J0589 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64612 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64642 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • J0587 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64643 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD

Codes Adjacent To G43.E01

Other codes in section G40-G47 (Episodic and paroxysmal disorders).

G40 Epilepsy and recurrent seizures (non-billable) G40.0 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset (non-billable) G40.00 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable (non-billable) G40.001 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, with status epilepticus G40.009 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus G40.01 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable (non-billable) G40.011 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, with status epilepticus G40.019 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus G40.1 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures (non-billable) G40.10 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable (non-billable) G40.101 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, with status epilepticus G40.109 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus G40.11 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable (non-billable) G40.111 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, with status epilepticus G40.119 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus G40.2 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures (non-billable) G40.20 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable (non-billable) G40.201 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, with status epilepticus G40.209 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus G40.21 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable (non-billable)

ICD-10 G43.E01, Billing FAQ

Is ICD-10 code G43.E01 billable? +

Yes, G43.E01 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.

What CPT codes are commonly billed with G43.E01? +

Procedures frequently paired with G43.E01 include: 46505, 64647, 43201, 64645, 43236.

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Reviewed by the PayerReady Medical Coding Team

Verified against the CMS 2026 code set on May 31, 2026.

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